Director at AtriCure (ATRC) receives 6,144-share restricted stock grant

Rhea-AI Filing Summary

WHITE ROBERT S. reported acquisition or exercise transactions in this Form 4 filing.

AtriCure, Inc. director Robert S. White received a grant of 6,144 shares of common stock as a Restricted Stock Award under the AtriCure, Inc. 2023 Stock Incentive Plan. The award has no purchase price and will vest in full on the one-year anniversary of the grant date.

After this grant, White directly holds a total of 128,318 shares of AtriCure common stock, reflecting routine equity-based compensation rather than an open-market purchase or sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider WHITE ROBERT S.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	6,144	$0.00	--

Holdings After Transaction: Common Stock — 128,318 shares (Direct, null)

Footnotes (1)

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Key Figures

Restricted Stock Award: 6,144 shares Grant price: $0.00 per share Total holdings after grant: 128,318 shares +1 more

4 metrics

Restricted Stock Award 6,144 shares Grant of common stock to director on May 18, 2026

Grant price $0.00 per share Equity compensation, no purchase price paid

Total holdings after grant 128,318 shares Director Robert S. White direct ownership after award

Vesting schedule One-year cliff vesting Shares vest on one-year anniversary of grant date

Key Terms

Restricted Stock Award, AtriCure, Inc. 2023 Stock Incentive Plan, vest, Form 4

4 terms

Restricted Stock Award financial

"acquired these shares pursuant to a Restricted Stock Award under the AtriCure, Inc. 2023 Stock Incentive Plan"

A restricted stock award is company shares given to an employee or executive that cannot be sold or fully owned until certain conditions—like staying with the company for a set time or hitting performance targets—are met. Think of it as a gift that only becomes yours after you fulfill specific obligations; for investors, these awards matter because they can increase the total shares outstanding when they vest, reveal how management is being paid and motivated, and create potential selling pressure when restrictions lift.

AtriCure, Inc. 2023 Stock Incentive Plan financial

"pursuant to a Restricted Stock Award under the AtriCure, Inc. 2023 Stock Incentive Plan"

vest financial

"The shares will vest upon the one-year anniversary of the grant date."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

WHITE ROBERT S.

(Last) (First) (Middle)

9060 ROCKY POINT DRIVE

(Street)

VERO BEACH FLORIDA 32963

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
AtriCure, Inc. [ ATRC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/18/2026		A		6,144(1)	A	$0	128,318	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The Reporting Person acquired these shares pursuant to a Restricted Stock Award under the AtriCure, Inc. 2023 Stock Incentive Plan. The shares will vest upon the one-year anniversary of the grant date.

Remarks:

	/s/ Allison Walker as Attorney-in-fact for Robert S. White	05/20/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did AtriCure (ATRC) director Robert S. White report in this Form 4?

Director Robert S. White reported receiving 6,144 shares of AtriCure common stock as a Restricted Stock Award. This equity grant is compensation, not a market trade, and increases his direct holdings to 128,318 shares following the award.

Is the AtriCure (ATRC) Form 4 transaction a stock purchase or sale?

The Form 4 reflects an equity grant, not a purchase or sale. White received 6,144 shares at no cost as a Restricted Stock Award, which is standard director compensation rather than an open-market trading decision in AtriCure shares.

When do Robert S. White’s newly granted AtriCure (ATRC) shares vest?

The 6,144 shares granted to Robert S. White will vest on the one-year anniversary of the grant date. Until vesting, the award is subject to the plan’s conditions under the AtriCure, Inc. 2023 Stock Incentive Plan described in the filing.

How many AtriCure (ATRC) shares does Robert S. White hold after this grant?

Following the Restricted Stock Award, Robert S. White directly holds 128,318 shares of AtriCure common stock. This total includes the newly granted 6,144 shares and reflects his updated direct ownership position reported in the Form 4.

What plan governs the AtriCure (ATRC) stock grant to director Robert S. White?

The stock grant was made under the AtriCure, Inc. 2023 Stock Incentive Plan. Under this plan, White received 6,144 restricted shares that vest after one year, aligning director compensation with long-term AtriCure shareholder interests.